perienteron
Word Rarity
Very rare
Frequency: Zipf frequency 0.00 in modern English
13
Scrabble Score
11
Letters
4
Syllables
7
Unique Chars
Meaning
noun
The primitive perivisceral cavity; the space between the entoderm and the ectoderm, the forerunner of the schizocoel or enterocoel.
Obsolete